carrot+fcmp: hot/cold wallet support

Author: jeffro256

src/carrot_core/config.h

@@ -69,4 +69,10 @@ static constexpr const unsigned char CARROT_DOMAIN_SEP_SUBADDRESS_SCALAR[] = "Ca
 // Carrot misc constants
 static constexpr const unsigned int CARROT_MIN_TX_OUTPUTS = 2;
 static constexpr const unsigned int CARROT_MIN_TX_INPUTS = 1;
+
+// Downstream hot/cold protocol domain separators
+static constexpr const unsigned char HOT_COLD_DOMAIN_SEP_NORMAL_JANUS_ANCHOR[] = "Carrot Hot-cold normal janus anchor";
+static constexpr const unsigned char HOT_COLD_DOMAIN_SEP_SPECIAL_EPHEM[] = "Carrot Hot-cold special ephemeral privkey";
+static constexpr const unsigned char HOT_COLD_DOMAIN_SEP_DUMMY_PID[] = "Carrot Hot-cold dummy encrypted payment id";
+static constexpr const unsigned char HOT_COLD_DOMAIN_SEP_RERANDOMIZATION[] = "Carrot Hot-cold rerandomization scalar";
 } //namespace carrot

src/debug_utilities/object_sizes.cpp

@@ -105,7 +105,7 @@ int main(int argc, char* argv[])
   SL(tools::wallet2::confirmed_transfer_details);
   SL(tools::wallet2::tx_construction_data);
   SL(tools::wallet2::pending_tx);
-  SL(tools::wallet2::unsigned_tx_set);
+  SL(tools::wallet::cold::UnsignedTransactionSetVariant);
   SL(tools::wallet2::signed_tx_set);
 
   SL(Monero::WalletImpl);

src/simplewallet/simplewallet.cpp

@@ -265,8 +265,10 @@ namespace cryptonote
     uint64_t get_daemon_blockchain_height(std::string& err);
     bool try_connect_to_daemon(bool silent = false, uint32_t* version = nullptr);
     bool ask_wallet_create_if_needed();
-    bool accept_loaded_tx(const std::function<size_t()> get_num_txes, const std::function<const tools::wallet2::tx_construction_data&(size_t)> &get_tx, const std::string &extra_message = std::string());
-    bool accept_loaded_tx(const tools::wallet2::unsigned_tx_set &txs);
+    bool accept_loaded_tx(const std::function<size_t()> get_num_txes, const std::function<tools::wallet::tx_reconstruct_variant_t(size_t)> &get_tx, const std::string &extra_message = std::string());
+    bool accept_loaded_tx(const tools::wallet::cold::UnsignedPreCarrotTransactionSet &txs);
+    bool accept_loaded_tx(const tools::wallet::cold::UnsignedCarrotTransactionSetV1 &txs);
+    bool accept_loaded_tx(const tools::wallet::cold::UnsignedTransactionSetVariant &txs);
     bool accept_loaded_tx(const tools::wallet2::signed_tx_set &txs);
     bool process_ring_members(const std::vector<tools::wallet2::pending_tx>& ptx_vector, std::ostream& ostr, bool verbose);
     std::string get_prompt() const;

src/simplewallet/simplewallet.h

@@ -38,6 +38,7 @@ set(wallet_sources
   node_rpc_proxy.cpp
   message_store.cpp
   message_transporter.cpp
+  misc_wallet_utils.cpp
   scanning_tools.cpp
   tx_builder.cpp
 )

src/wallet/CMakeLists.txt

@@ -113,9 +113,12 @@ bool PendingTransactionImpl::commit(const std::string &filename, bool overwrite)
 
         const bool tx_cold_signed = m_wallet.m_wallet->get_account().get_device().has_tx_cold_sign();
         if (tx_cold_signed){
+          wallet2_basic::transfer_container transfers;
+          m_wallet.m_wallet->get_transfers(transfers);
+
           std::unordered_set<size_t> selected_transfers;
           for(const tools::wallet2::pending_tx & ptx : m_pending_tx){
-            for(size_t s : ptx.selected_transfers){
+            for(size_t s : tools::wallet::collect_selected_transfer_indices(ptx.construction_data, transfers)){
               selected_transfers.insert(s);
             }
           }